[GRASS-user] Viewing ecw files

Hamish hamish_nospam at yahoo.com
Tue Feb 13 18:48:31 EST 2007

> Carlos Dávila wrote:
> > I have tried to import some ecw files into grass and with some 
> > exceptions (problems reading some lines from input) I can do it. But
> > main problem I have is that I use ecw files over 700 MB each one and
> > they become more than 7 GB once imported. You can imagine the amount
> > of disk space it takes to work with 10-12 maps of such size and how
> > slow everything goes. Is there any way to see these maps without
> > importing them or with a smaller output size?
> > 
> > It's absolutely necessary for me to use these maps, so I thank any 
> > solution.

Frank Warmerdam wrote:
> Well, for simple visualization you might want to use a viewer package
> like QGIS or OpenEV.  The linux and win32 OpenEV in FWTools includes
> ECW support.

I would add that if you like you can use "gdal_translate -srcwin" to
extract a small section into a GeoTIFF.


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